writer vs Fourth Earl of Orford

writer and Fourth Earl of Orford both are nouns.

Word	Noun	Adjective	Verb	Adverb
writer	Yes	No	No	No
Fourth Earl of Orford	Yes	No	No	No

writer (noun)	Fourth Earl of Orford (noun)
writes (books or stories or articles or the like) professionally (for pay)	English writer and historian; son of Sir Robert Walpole (1717-1797)
a person who is able to write and has written something